Average Co-Inventor Count = 2.00
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Remco Products Corporation (3 from 4 patents)
3 patents:
1. 7866720 - Shovel with auxiliary handle
2. 6378159 - Squeegee with liquid drain
3. D393190 - Shovel handle